Acaravci, Ali; Ozturk, Ilhan - In: Amfiteatru Economic Journal 12 (2010) 27, pp. 190-198
This study examines the validity of the purchasing power parity (PPP) in 8 transition countries for monthly data from 1992:1 to 2009:1. While results from both the ADF unit root and the KPSS unit root test indicate that PPP does not hold for Bulgaria, Croatia, Czech Republic, Hungary, Macedonia...